The incident took place late last night when the local residents reached the Masuri electricity department, under which the area falls, after there was no electricity from 4 pm onwards and held Satish Kumar captive for hours, they said.
They also attacked him with a blunt object, police said, adding that Satish, who sustained several head injuries, has been rushed to a nearby hospital and is recovering.
Around 30-35 people were involved and fled from the spot after the assault, they said.